100655664 has 20 divisors (see below), whose sum is σ = 260027256. Its totient is φ = 33551872.

The previous prime is 100655629. The next prime is 100655671. The reversal of 100655664 is 466556001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1048449 + ... + 1048544.

Almost surely, 2^100655664 is an apocalyptic number.

It is an amenable number.

100655664 is an abundant number, since it is smaller than the sum of its proper divisors (159371592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100655664 is a wasteful number, since it uses less digits than its factorization.

100655664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097004 (or 2096998 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 100655664 is about 10032.7296385381. The cubic root of 100655664 is about 465.1711151945.

The spelling of 100655664 in words is "one hundred million, six hundred fifty-five thousand, six hundred sixty-four".